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How to highlight one line in a Line Chart

You created a linechart with 23° and only want to highlight one or several lines? This tutorial will show you how.

Published at May 6, 2026
1. Go to Chart Editor

Click here to go to the Chart Editor.

Go to Chart Editor
Go to Chart Editor
2. Highlight one line

To highlight one line, go to "Custom line styles" and click the plus sign.

Highlight one line
Highlight one line
3. Type the label of the line you want to highlight

Below "Search", you can type the label of the line you want to highlight.

Type the label of the line you want to highlight
Type the label of the line you want to highlight
4. Select a colour

Click on the colour you want the line to be in. You can also change this later.

Select a colour
Select a colour
5. Add the custom linestyle

Click "Add" customize the colour of the line.

Add the custom linestyle
Add the custom linestyle
6. Customize the line further

To customize the line further, click on the pencil next to the label.

Customize the line further
Customize the line further
7. Customize the line further

You can change the weight and the style of the line here.

Customize the line further
Customize the line further
8. Label the line

To add a label next to the line, activate "Line Labelling"

Label the line
Label the line
9. Click "Customize item"

Click "Customize item".

Click 'Customize item'
Click 'Customize item'
10. Select the line you want to label

Click into the "Search label..." field and type in the name of the line.

Select the line you want to label
Select the line you want to label
11. Select Label

Select the label you want to customize.

Select Label
Select Label
12. Open Label options

After you have selected the line, you can expand the settings of the label by clicking here.

Open Label options
Open Label options
13. Repeat steps to add more labels

In this case, we want to label the three lines that end on a similar level. To do that, repeat the steps from above.

Repeat steps to add more labels
Repeat steps to add more labels
14. Select lines

Search and select the lines.

Select lines
Select lines
15. Enter labels

Enter the labels for the lines.

Enter labels
Enter labels
16. Deactivate legend

In this case, it does not make sense to keep the legend in the linechart because most lines have the same colour.

Deactivate legend
Deactivate legend

You have highlighted a specific line in a 23° linechart by changing the colour and the labels.